NGC 271
| Galaxy NGC 271 |
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|---|---|
![NGC 271 [1] SDSS image](https://de.wikipedia.org/wiki/Datei:NGC271_-_SDSS_DR14.jpg)
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| NGC 271 SDSS image | |
| AladinLite | |
| Constellation | whale |
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Position equinox : J2000.0 , epoch : J2000.0 |
|
| Right ascension | 00 h 50 m 41.86 s |
| declination | -01 ° 54 ′ 36.9 ″ |
| Appearance | |
| Morphological type | (R ') SB (rs) from |
| Brightness (visual) | 12.2 mag |
| Brightness (B-band) | 13.0 likes |
| Angular expansion | 2.2 ′ × 1.7 ′ |
| Position angle | 130 ° |
| Surface brightness | 13.5 mag / arcmin² |
| Physical data | |
| Affiliation | NGC 271 group LGG 13 |
| Redshift | 0.013773 ± 0.000047 |
| Radial velocity | 4129 ± 14 km / s |
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Stroke distance v rad / H 0 |
(188 ± 13) · 10 6 ly (57.6 ± 4.0) Mpc |
| history | |
| discovery | Wilhelm Herschel |
| Discovery date | October 1, 1785 |
| Catalog names | |
| NGC 271 • UGC 519 • PGC 2949 • CGCG 384-013 • MCG + 00-03-012 • IRAS 00481-0210 • 2MASX J00504184-0154367 • GC 154 • H II 446 • h 67 • NSA 127826 • LDCE 48 NED004 | |
NGC 271 is a barred spiral galaxy of the Hubble type SBab in the constellation Whale south of the ecliptic. It is an estimated 188 million light-years from the Milky Way and about 120,000 light-years across. Together with six other galaxies, it forms the NGC 271 group ( LGG 13 ).
In the same area of the sky is the galaxy NGC 279 .
The object was discovered on October 1, 1785 by the German-British astronomer Wilhelm Herschel .
NGC 271 group ( LGG 13 )
| Galaxy | Alternative name | Distance / million Lj |
|---|---|---|
| NGC 245 | PGC 2691 | 186 |
| NGC 259 | PGC 2820 | 184 |
| NGC 271 | PGC 2949 | 188 |
| NGC 279 | PGC 3055 | 176 |
| NGC 307 | PGC 3367 | 182 |
| PGC 2861 | MK 557 | 178 |
| PGC 2883 | UGC 505 | 176 |
Web links
Commons : NGC 271 - collection of images, videos, and audio files
